EC Fan K3G450PA3103 from Ebmpapst

For different hvac applications, fans are commonly used, but quality is so different from each other. Ebmpapst has super reputation for quality. Technical description Weight 33.2 kg Size 450 mm Motor size 150 Rotor surface Painted black Electronics housing material Die-cast aluminum Impeller material Sheet aluminum Support plate material Sheet steel, galvanized Support bracket material Steel, painted black Inlet nozzle material Sheet steel, galvanized Number of blades 5 Direction of rotation Clockwise, viewed toward rotor Degree of protection IP55 Insulation class “F” Moisture (F) / Environmental (H) protection class H1 Ambient temperature note Occasional start-up between -40°C and -25°C is permissible. For continuous operation at temperatures below -25°C (e.g. refrigeration applications) we recommend our fan design with special low-temperature bearings. Max. permitted ambient temp. for motor (transport/storage) +80 °C Min. permitted ambient temp. formotor (transport/storage) -40 °C Installation position See product drawing Condensation drainage holes On rotor side Mode S1 Motor bearing Ball bearing Technical features – Operation and alarm display with LED – External 15-50 VDC input (parameterization) – Alarm relay – Integrated PI controller – Configurable inputs/outputs (I/O) – MODBUS V6.0 – Motor current limitation – RFID – ISO 15693 compatible – RS-485 MODBUS-RTU – Soft start – Voltage output 3.3-24 VDC, Pmax = 800 mW – Control interface with SELV potential safely disconnected from the mains – Thermal overload protection for electronics/motor – Line undervoltage / phase failure detection Touch current according to IEC 60990 (measuring circuit Fig. 4, TN system) <= 3.5 mA Electrical hookup Terminal box Motor protection Reverse polarity and locked-rotor protection Protection class I (with customer connection of protective earth) Conformity with standards EN 61800-5-1; CE Approval EAC